autumn branch dry-rot fall forest fungal HDR leaf leafs November Nyberg october root Stump tree trees berries orange red sunshine yellow beautiful calm conservation creation death dez pain drift drifting ecology falling float floating flying leaf green leaves light mature years maturity middle aged moisture nature old age peace ripples seasons serenity water xymonau zen decor decorate decoration maple maple leaf natural northern season seasonal texture textures thanksgiving warm warm colors brown plant range vegetation woodland woods blue cloud clouds sky stalk ontario